The path is required to be set for using tools like javac, java, etc.
If you are saving the Java source code inside the JDK/bin directory, the path is not required to be set because all the required tools will be available in the current directory.
However, if you have your Java source code file outside the JDK/bin folder, it is necessary to set the path of JDK.
There are two ways to set the path of JDK in Windows:
1.Temporary
2.Permanent
How to write java program --
• FIRST JAVA PROGRAM || EXECUTION || NOTEPAD...